Rank	Countries/Territories	Count	Percent
1	United States	524	35.5%
2	China	337	22.9%
3	Germany	119	8.1%
4	Netherlands	112	7.6%
5	Australia	56	3.8%
6	United Kingdom	56	3.8%
7	Japan	34	2.3%
8	India	22	1.5%
9	Canada	20	1.4%
10	Norway	19	1.3%
11	Ireland	16	1.1%
12	Singapore	13	0.9%
13	Korea, Republic of	13	0.9%
14	Switzerland	12	0.8%
15	Sweden	10	0.7%
16	Iran, Islamic Republic of	9	0.6%
17	Cyprus	9	0.6%
18	Hong Kong	8	0.5%
19	France	7	0.5%
20	Poland	7	0.5%
21	South Africa	6	0.4%
22	Italy	6	0.4%
23	Argentina	6	0.4%
24	Russia	6	0.4%
25	Austria	5	0.3%
26	Brazil	4	0.3%
27	Indonesia	4	0.3%
28	Mongolia	4	0.3%
29	Turkey	4	0.3%
30	Ukraine	2	0.1%
31	Taiwan	2	0.1%
32	Thailand	2	0.1%
33	Latvia	2	0.1%
34	Lithuania	2	0.1%
35	Macao	2	0.1%
36	Malaysia	2	0.1%
37	Qatar	2	0.1%
38	Colombia	2	0.1%
39	Czech Republic	1	0.1%
40	Denmark	1	0.1%
41	Bangladesh	1	0.1%
42	Spain	1	0.1%
43	Puerto Rico	1	0.1%
44	Morocco	1	0.1%
45	Nepal	1	0.1%
46	Kenya	1	0.1%